Inflatable sign



FIG. 1 is a perspective view of the inflatable sign, showing the new design;

FIG. 2 is a front elevational view of the inflatable sign thereof;

FIG. 3 is a rear elevational view of the inflatable sign thereof;

FIG. 4 is a left side elevational view of the inflatable sign thereof;

FIG. 5 is a right side elevational view of the inflatable sign thereof;

FIG. 6 is a top plan view of the inflatable sign thereof; and,

FIG. 7 is a bottom plan view of the inflatable sign thereof. 

CLAIM The ornamental design for an inflatable sign, as shown and described. 